|
1.
497 – 58 =
3
439
4
2
|
2.
836 – 786 =
3
2
50
4
|
3.
961 + 32 =
993
2
4
3
|
4.
54 – 15 =
4
3
2
39
|
|
5.
835 – 28 =
4
807
2
3
|
6.
253 – 24 =
2
229
3
4
|
7.
566 + 231 =
4
797
2
3
|
8.
729 – 301 =
2
3
428
4
|
|
9.
47 – 38 =
2
9
1
3
|
10.
790 + 83 =
4
2
3
873
|
11.
227 – 216 =
1
2
11
3
|
12.
377 + 436 =
2
3
813
4
|
|
13.
643 – 134 =
3
4
509
2
|
14.
725 + 256 =
981
3
2
4
|
15.
578 + 325 =
4
903
3
2
|
16.
546 – 441 =
105
4
2
3
|
|
17.
686 – 549 =
4
2
3
137
|
18.
578 + 390 =
2
968
4
3
|
19.
875 + 122 =
3
2
997
4
|
20.
665 – 332 =
4
3
333
2
|
|
1.
497 – 58 =
3
439
4
2
|
2.
836 – 786 =
3
2
50
4
|
3.
961 + 32 =
993
2
4
3
|
4.
54 – 15 =
4
3
2
39
|
|
5.
835 – 28 =
4
807
2
3
|
6.
253 – 24 =
2
229
3
4
|
7.
566 + 231 =
4
797
2
3
|
8.
729 – 301 =
2
3
428
4
|
|
9.
47 – 38 =
2
9
1
3
|
10.
790 + 83 =
4
2
3
873
|
11.
227 – 216 =
1
2
11
3
|
12.
377 + 436 =
2
3
813
4
|
|
13.
643 – 134 =
3
4
509
2
|
14.
725 + 256 =
981
3
2
4
|
15.
578 + 325 =
4
903
3
2
|
16.
546 – 441 =
105
4
2
3
|
|
17.
686 – 549 =
4
2
3
137
|
18.
578 + 390 =
2
968
4
3
|
19.
875 + 122 =
3
2
997
4
|
20.
665 – 332 =
4
3
333
2
|